<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div>
<input type="text" v-model="emp.name" placeholder="姓名">
<input type="text" v-model="emp.salary" placeholder="工资">
<input type="text" v-model="emp.job" placeholder="工作">
<input type="button" value="添加" @click="add()">
<table border="1">
  <caption>员工列表</caption>
  <tr>
    <th>编号</th>
    <th>姓名</th>
    <th>工资</th>
    <th>工作</th>
  </tr>
  <tr v-for="(emp,i) in arr">
      <td>{{i+1}}</td>
      <td>{{emp.name}}</td>
      <td>{{emp.salary}}</td>
      <td>{{emp.job}}</td>
  </tr>
</table>
</div>
<script src="https://cdn.staticfile.org/vue/2.2.2/vue.min.js"></script>
<script>
    let v = new Vue({
        el:"body>div",
        data:{
            emp:{name:"",salary:"",job:""},
            arr:[]
        },
        methods:{
            add(){
               v.arr.push({name:v.emp.name,salary:v.emp.salary,job:v.emp.job});
                /*v.arr.push(v.emp);*//*没有建立新对象*/
            }
        }
    })
</script>
</body>
</html>